Explanation
This message is issued during activation of a
multipath channel (MPC) when a system service that was invoked for
a particular subchannel fails.
In the message text:
- resource
- The name of the TRLE or MPC subarea line that defines the MPC
group.
- service
- The name of the system service that failed.
- device_address
- The hexadecimal subchannel address for which the system service
was invoked.
- return_code
- The return code received from the service.
- reason_code
- The reason code received from the service.
System action
If this message is followed by message IST1631I
for the address specified by the device_address value,
activation of the subchannel fails; otherwise, activation of the
subchannel continues.
Operator response
If message IST1631I is issued for the address
specified by the device_address value, see that
message for additional instructions; otherwise, no further action
is necessary.
System programmer response
If message IST1631I is issued for
the address specified by the
device_address value,
use the output from this IST2265I message to assist you in correcting
the problem. See the z/OS® MVS™ Programming: Authorized Assembler
Services Guide for a description of the
service,
return_code,
and
reason_code values. If you cannot determine
the reason for the failure, take the following actions:
- If you have access to IBMLink, search for known problems in this
area. If no applicable matches are found, report the problem to IBM® by using the Electronic Technical
Report (ETR) option on IBMLink.
- If you do not have access to IBMLink, report the problem to the IBM software support center.
User response
Problem determination
Source
z/OS Communications
Server SNA
Module
Routing code
Descriptor code
Example
IST2265I TRLE1A IOSPTHV FAILED FOR 050A CODE 04 REASON = 0004